Modes.cr.ctr.start: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/modes.bend as Modes
Lines 280-285 of bend-osdev-crypto@0.1.0.0/modes.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/modes.bend&start_line=280&end_line=285

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr

def cr.ctr.start(~K: Data, ~bsize: Nat, ~key: B.Octets -> Result<&2, &2, Cr.CrError, K>, key_o: B.Octets, +iv: List<&2, U32>) -> Result<&2, &2, Cr.CrError, CrCtrState<K>>:
  +n = B.len(iv)
  do Result<&2, &2, Cr.CrError, CrCtrState<K>>:
    Cr.CrError.check(Nat.is_eq(n, bsize), Cr.CrBadIvLength{n})
    k : K <- key(key_o)
    return CrCtrState{k, iv, Nil{}}

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result.bind
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result.pure
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/crypto.bend&name=CrError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/crypto.bend&name=CrError.check
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/modes.bend&name=CrCtrState